:root{
  color-scheme:light;
  --bg:#f5f8fb;--paper:#ffffff;--ink:#102533;--muted:#637682;--line:#dce7ed;
  --blue:#0f6fe8;--cyan:#17b8c7;--navy:#102b3b;--navy2:#173e53;--warm:#b65413;
  --soft:#f7fafc;--soft2:#fbfdfe;--soft-blue:#eef6ff;--soft-cyan:#eef8fa;
  --tick:#a9bbc4;--track:#d8e6ec;--header:rgba(249,251,253,.86);
  --shadow:0 20px 60px rgba(16,37,51,.08);--shell:1180px;
}
html[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0d151b;--paper:#151f27;--ink:#dce6eb;--muted:#9aadb7;--line:#304653;
  --blue:#3f8de8;--cyan:#2bc7d5;--navy:#0b1720;--navy2:#122a38;--warm:#ffad61;
  --soft:#18252e;--soft2:#14212a;--soft-blue:#172c43;--soft-cyan:#173039;
  --tick:#536a76;--track:#314650;--header:rgba(13,21,27,.86);
  --shadow:0 20px 70px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(circle at 80% 0%,rgba(23,184,199,.07),transparent 28%),linear-gradient(180deg,var(--soft2) 0,var(--bg) 100%);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}
a{color:inherit}.shell{width:min(calc(100% - 36px),var(--shell));margin-inline:auto}
body,.site-header,.brandmark,.live-card,.room-item,.problem-card,.trust-strip,.demo-panel,.selector-card,.cost-card,.chart-card,.recommendation-grid article,.content-card,.product-card,.empty-products,.article-body,.article-cta,.aside-note,.button-ghost,.field-grid input,.field-grid select{transition:background-color .22s ease,border-color .22s ease,color .22s ease,box-shadow .22s ease}
.site-header{position:sticky;top:0;z-index:50;background:var(--header);backdrop-filter:blur(18px);border-bottom:1px solid rgba(140,165,178,.20)}
.header-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:20px}.wordmark{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:850;letter-spacing:-.04em;text-decoration:none}.brandmark{width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:var(--paper);display:grid;place-items:center;box-shadow:0 7px 18px rgba(16,37,51,.06)}.brand-scale{width:22px;height:9px;position:relative;background:linear-gradient(90deg,var(--blue) 0 54%,var(--track) 54%);border-radius:999px}.brand-scale:after{content:"";position:absolute;width:3px;height:15px;background:var(--ink);left:52%;top:50%;transform:translate(-50%,-50%);border-radius:2px}
.top-nav{display:flex;align-items:center;gap:26px;font-size:14px;color:#5e737f}.top-nav a{text-decoration:none}.top-nav a:hover{color:var(--ink)}html[data-theme="dark"] .top-nav,html[data-theme="dark"] .top-nav a{color:#c8d6dc}html[data-theme="dark"] .top-nav a:hover{color:#e7eef2}
.header-actions{display:flex;align-items:center;gap:10px}.header-cta{padding:11px 17px;border-radius:12px;background:var(--navy);color:#fff;text-decoration:none;font-weight:800}.theme-toggle{width:52px;height:30px;border:1px solid var(--line);border-radius:999px;background:var(--paper);padding:3px;cursor:pointer;position:relative;display:flex;align-items:center;justify-content:space-between;gap:2px}.theme-icon{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:12px;line-height:1;position:relative;z-index:2}.theme-knob{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:var(--ink);transition:transform .22s ease,background-color .22s ease;z-index:1}html[data-theme="dark"] .theme-knob{transform:translateX(22px);background:var(--blue)}html[data-theme="dark"] .theme-sun,.theme-moon{opacity:.55}html[data-theme="dark"] .theme-moon{opacity:1}
.hero{padding:78px 0 58px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;text-transform:uppercase;letter-spacing:.09em;font-weight:850;color:#466675}.eyedot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(23,184,199,.11)}html[data-theme="dark"] .eyebrow{color:#9eb9c5}
.hero h1,.selector-intro h1,.article-shell>h1{font-size:clamp(48px,6vw,76px);line-height:1;letter-spacing:-.055em;margin:19px 0 23px;max-width:820px}.hero-copy>p{font-size:20px;line-height:1.58;color:#596f7b;max-width:650px;margin:0}.hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:29px}.button{border:none;border-radius:13px;padding:15px 21px;font-weight:850;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;min-height:50px}.button-primary{background:var(--blue);color:#f7fbfd;box-shadow:0 12px 28px rgba(15,111,232,.18)}html[data-theme="dark"] .button-primary{background:#3f8de8;color:#f1f6f8;box-shadow:0 10px 24px rgba(63,141,232,.16)}.button-ghost{background:var(--soft2);border:1px solid var(--line);color:var(--ink)}.button-light{background:#fff;color:#173343}.micro{margin-top:17px;font-size:13px;color:#798b95}html[data-theme="dark"] .hero-copy>p{color:#a9bac3}html[data-theme="dark"] .micro{color:#9aadb7}
.live-card{background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:27px;box-shadow:var(--shadow);position:relative;overflow:hidden}.live-card:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-110px;top:-90px;background:radial-gradient(circle,rgba(23,184,199,.14),transparent 70%)}.live-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:25px}.live-label{font-size:12px;text-transform:uppercase;letter-spacing:.09em;font-weight:850;color:var(--muted)}.live-chip{font-size:12px;padding:7px 10px;border-radius:999px;background:var(--soft-cyan);color:#2d7480;font-weight:800}html[data-theme="dark"] .live-chip{color:#7cdde5}.room-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:27px}.room-item{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:13px 14px}.room-item small{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.room-item b{font-size:18px}.measure-title{font-size:12px;color:var(--muted)}.measure-value{font-size:43px;font-weight:900;letter-spacing:-.05em}.measure-value span{font-size:18px;font-weight:750;color:var(--muted)}.meter{position:relative;margin:18px 0 8px;height:17px}.meter-track{position:absolute;left:0;right:0;top:7px;height:4px;background:linear-gradient(90deg,var(--track) 0 32%,var(--cyan) 32% 74%,var(--track) 74%);border-radius:999px}.ticks{position:absolute;inset:0;display:flex;justify-content:space-between}.ticks i{display:block;width:1px;height:12px;background:var(--tick)}.meter-dot{position:absolute;left:58%;top:1px;width:15px;height:15px;background:var(--blue);border:3px solid var(--paper);border-radius:50%;box-shadow:0 0 0 2px rgba(15,111,232,.15)}.costs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:21px}.cost{border-top:1px solid var(--line);padding-top:14px}.cost b{font-size:20px}.cost span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.section{padding:70px 0}.compact-section{padding-top:26px;padding-bottom:46px}.section-heading{margin-bottom:28px}.split-heading{display:flex;justify-content:space-between;align-items:end;gap:24px}.section-heading h2,.cost-card h2,.content-card h2,.result-next h2{font-size:clamp(32px,4vw,42px);letter-spacing:-.045em;line-height:1.08;margin:0}.section-heading p{max-width:520px;color:var(--muted);line-height:1.5;margin:0}
.problem-grid{display:grid;grid-template-columns:1.55fr repeat(4,1fr);gap:13px}.problem-card{background:var(--paper);border:1px solid var(--line);border-radius:21px;padding:21px;min-height:170px;display:flex;flex-direction:column;justify-content:space-between;text-decoration:none;transition:.2s;cursor:default}.problem-card.main{background:linear-gradient(145deg,rgba(23,184,199,.08),var(--paper));border-color:rgba(23,184,199,.28);cursor:pointer}.problem-card.main:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(23,184,199,.48)}.problem-icon{font-size:28px}.problem-card strong{display:block;margin:0 0 4px;font-size:18px}.problem-card.main strong{font-size:23px}.problem-card small{display:block;color:var(--muted);font-size:12px;line-height:1.45}.trust-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:var(--paper);border:1px solid var(--line);border-radius:24px;overflow:hidden}.trust-item{padding:26px}.trust-item+.trust-item{border-left:1px solid var(--line)}.trust-item b{display:block;font-size:16px;margin-bottom:5px}.trust-item span{color:var(--muted);font-size:13px;line-height:1.5}
.selector-demo,.selector-layout{display:grid;grid-template-columns:1fr .83fr;gap:18px;align-items:start}.demo-panel,.selector-card{background:var(--paper);border:1px solid var(--line);border-radius:25px;padding:29px;box-shadow:0 13px 40px rgba(16,37,51,.05)}.step-row{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-bottom:12px}.demo-progress,.selector-progress{height:7px;background:var(--track);border-radius:999px;position:relative;overflow:hidden}.demo-progress:before{content:"";position:absolute;left:0;top:0;bottom:0;width:43%;background:linear-gradient(90deg,var(--blue),var(--cyan))}.demo-progress:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 13.8%,rgba(255,255,255,.55) 13.8% 14.3%)}.selector-progress:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 24.4%,rgba(255,255,255,.55) 24.4% 25%)}.demo-question{font-size:29px;letter-spacing:-.04em;font-weight:850;margin:29px 0 20px}.demo-choices{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.demo-choice{border:1px solid var(--line);background:var(--soft2);border-radius:14px;padding:16px;text-align:left;font-weight:800;color:var(--ink);cursor:pointer}.demo-choice:hover,.demo-choice.active{border-color:var(--blue);background:var(--soft-blue);color:var(--blue)}.why-ask{margin-top:20px;padding:14px 15px;background:var(--soft);border-radius:14px;color:var(--muted);font-size:12px;line-height:1.5}.why-ask b{color:var(--ink)}
.preview-card{background:linear-gradient(145deg,var(--navy),var(--navy2));border-radius:25px;padding:29px;color:#fff;position:relative;overflow:hidden}.preview-card:after{content:"";position:absolute;width:250px;height:250px;border-radius:50%;right:-100px;top:-100px;background:radial-gradient(circle,rgba(23,184,199,.18),transparent 68%)}.preview-card small{color:#abc0ca}.preview-card h3{font-size:29px;margin:7px 0 5px;letter-spacing:-.035em}.preview-power{font-size:50px;font-weight:900;letter-spacing:-.06em;margin:23px 0 4px}.preview-power span{font-size:19px;font-weight:750;color:#b9ced7}.preview-list{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:22px}.preview-list div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.07);padding:11px;border-radius:12px;font-size:12px;color:#d3e1e7}.demo-start{margin-top:18px;position:relative;z-index:2}
.result-showcase{background:linear-gradient(145deg,var(--navy),var(--navy2));color:#fff;border-radius:30px;padding:34px;overflow:hidden;position:relative}.result-showcase:before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;right:-160px;top:-150px;background:radial-gradient(circle,rgba(23,184,199,.18),transparent 67%)}.result-kicker{font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:#abc0ca;font-weight:800}.result-title{font-size:34px;margin:7px 0 5px;letter-spacing:-.04em}.result-value{font-size:66px;font-weight:900;letter-spacing:-.065em;margin:24px 0 3px}.result-value span{font-size:22px;color:#b7cbd4}.result-meter{margin:28px 0 8px;position:relative;height:34px}.result-meter-track{position:absolute;left:0;right:0;top:14px;height:5px;background:linear-gradient(90deg,#2a4f61 0 26%,var(--cyan) 26% 68%,#2a4f61 68%);border-radius:99px}.result-meter-dot{position:absolute;left:55%;top:6px;width:20px;height:20px;background:var(--warm);border:4px solid #fff;border-radius:50%}.result-meter-labels{display:flex;justify-content:space-between;color:#9eb4bf;font-size:12px}.result-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:28px}.result-stats>div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.07);border-radius:14px;padding:14px}.result-stats b{font-size:18px;display:block}.result-stats span{font-size:12px;color:#abc0ca}.result-explain{margin-top:24px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);max-width:900px}.result-explain b{display:block;margin-bottom:6px}.result-explain p,.result-explain li{color:#c2d2d9;font-size:13px;line-height:1.55}.result-explain ul{margin:8px 0 10px;padding-left:20px}
.cost-tool{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}.cost-card,.chart-card{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px}.cost-card h2{margin-top:12px}.segment-control{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.segment-control button{border:1px solid var(--line);background:var(--paper);padding:10px 13px;border-radius:999px;font-weight:800;color:var(--muted);cursor:pointer}.segment-control button.active{background:var(--navy);color:#fff;border-color:var(--navy)}.month-cost{font-size:46px;font-weight:900;letter-spacing:-.055em;margin:10px 0}.month-cost small{font-size:17px;color:var(--muted)}.cost-hint{font-size:12px;color:var(--muted);line-height:1.5}.cost-chart{height:180px;display:flex;align-items:flex-end;gap:13px;padding-top:20px;margin-top:20px}.chart-bar{flex:1;background:linear-gradient(180deg,var(--cyan),#8edbe2);border-radius:10px 10px 3px 3px;min-height:20px;position:relative}.chart-bar span{position:absolute;bottom:-22px;left:50%;transform:translateX(-50%);font-size:12px;color:var(--muted)}.chart-bar em{position:absolute;top:-22px;left:50%;transform:translateX(-50%);font-style:normal;font-size:12px;color:var(--muted);font-weight:750}
.recommendation-grid,.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.recommendation-grid article,.product-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:21px}.recommendation-tag{display:inline-block;padding:6px 9px;border-radius:999px;background:var(--soft-blue);color:var(--blue);font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.recommendation-grid h3,.product-card h3{font-size:19px;margin:17px 0 8px}.recommendation-grid p,.product-card p,.product-desc,.muted{font-size:12px;color:var(--muted);line-height:1.5}.useful-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.content-card{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px}.content-card p{color:var(--muted);font-size:13px;line-height:1.6}.text-link{font-weight:800;text-decoration:none;color:var(--blue)}.compact-content{display:grid;gap:10px}.useful-item{padding:13px 14px;border:1px solid var(--line);border-radius:13px;background:var(--soft2)}.useful-item b{display:block;font-size:13px;margin-bottom:4px}.useful-item span{font-size:12px;color:var(--muted)}
.selector-page,.result-page,.article-page{padding:48px 0 90px}.back-link{display:inline-block;margin-bottom:25px;text-decoration:none;color:var(--muted);font-size:14px}.selector-intro{margin-bottom:26px}.selector-intro h1{font-size:clamp(42px,6vw,64px);margin-bottom:15px}.selector-intro p{font-size:18px;color:var(--muted);max-width:700px;margin:0}.selector-progress span{display:block;height:100%;width:25%;background:linear-gradient(90deg,var(--blue),var(--cyan));transition:.25s}.form-step{display:none;padding-top:26px}.form-step.active{display:block}.form-step h2{font-size:28px;letter-spacing:-.035em;margin:0 0 6px}.form-step>p{color:var(--muted);margin:0 0 24px}.field-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.field-grid label{font-weight:700;font-size:14px}.field-grid input:not([type=checkbox]),.field-grid select{display:block;width:100%;height:50px;border:1px solid var(--line);border-radius:13px;background:var(--soft2);padding:0 14px;font:inherit;margin-top:8px;color:var(--ink)}.field-grid input:focus,.field-grid select:focus{outline:3px solid rgba(63,141,232,.12);border-color:var(--blue)}.check-label{display:flex;align-items:center;gap:10px;min-height:50px;padding:12px 14px;border:1px solid var(--line);border-radius:13px;margin-top:24px;background:var(--soft2)}.check-label input{width:20px;height:20px;accent-color:var(--blue)}.label-note{font-size:12px;color:var(--muted);font-weight:500}.errorlist{list-style:none;padding:4px 0 0;margin:0;color:#d55b54;font-size:12px}.form-actions{display:flex;justify-content:space-between;gap:12px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}.form-actions .button:last-child{margin-left:auto}.selector-aside{position:sticky;top:96px}.selector-preview h3{font-size:26px}.large-list{grid-template-columns:1fr}.aside-note{margin-top:14px;padding:20px;background:var(--paper);border:1px solid var(--line);border-radius:20px}.aside-note b{font-size:14px}.aside-note p{font-size:12px;color:var(--muted);line-height:1.55;margin:7px 0 0}
.actual-result{margin-top:8px}.product-section{margin-top:58px}.product-type{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--cyan);margin-top:14px}.product-specs{font-size:13px!important}.whyfit{padding:11px 12px;background:var(--soft);border-radius:12px;font-size:12px;color:var(--muted);margin:14px 0}.offers{border-top:1px solid var(--line);margin-top:18px;padding-top:10px}.offer-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;text-decoration:none;border-bottom:1px solid var(--line);font-size:13px}.offer-row strong{color:var(--blue)}.empty-products{background:var(--paper);border:1px dashed var(--line);border-radius:22px;padding:28px}.empty-products p{color:var(--muted);max-width:760px;margin-bottom:0}.result-next{margin-top:28px;background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:26px;display:flex;align-items:center;justify-content:space-between;gap:24px}.result-next h2{font-size:28px}.result-next p{margin:6px 0 0;color:var(--muted)}
.article-shell{max-width:820px}.article-shell>h1{font-size:clamp(42px,6vw,64px)}.article-intro{font-size:20px;color:var(--muted)}.article-body{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px;font-size:17px;line-height:1.75}.article-cta{margin-top:26px;padding:26px;background:var(--paper);border:1px solid var(--line);border-radius:22px;display:flex;justify-content:space-between;gap:20px;align-items:center}.article-cta h2{font-size:28px;letter-spacing:-.035em;margin:0}.article-cta p{color:var(--muted);margin:6px 0 0}
.site-footer{border-top:1px solid var(--line);padding:40px 0 54px;color:var(--muted)}.footer-inner{display:grid;grid-template-columns:.8fr auto 1.2fr;gap:28px;align-items:start}.footer-brand{font-weight:850;text-decoration:none;color:var(--ink)}.footer-copy{font-size:12px;margin-top:5px}.footer-links{display:flex;gap:16px;flex-wrap:wrap}.footer-links a{font-size:12px;text-decoration:none}.footer-note{font-size:12px;line-height:1.55;text-align:right}
@media(max-width:980px){.top-nav{display:none}.hero-grid{grid-template-columns:1fr;gap:32px;padding-top:0}.live-card{max-width:680px}.problem-grid{grid-template-columns:repeat(2,1fr)}.problem-card.main{grid-column:span 2}.selector-demo,.selector-layout,.cost-tool,.useful-grid{grid-template-columns:1fr}.selector-aside{position:static}.result-stats{grid-template-columns:repeat(2,1fr)}.recommendation-grid,.product-grid{grid-template-columns:1fr}.split-heading{display:block}.split-heading p{margin-top:10px}.footer-inner{grid-template-columns:1fr}.footer-note{text-align:left}}
@media(max-width:620px){.shell{width:min(calc(100% - 22px),var(--shell))}.site-header .header-inner{height:64px}.header-cta{display:none}.hero{padding:48px 0 38px}.hero h1{font-size:46px}.hero-copy>p{font-size:17px}.hero-actions .button{width:100%}.section{padding:55px 0}.problem-grid{grid-template-columns:1fr}.problem-card.main{grid-column:auto}.trust-strip{grid-template-columns:1fr}.trust-item+.trust-item{border-left:none;border-top:1px solid var(--line)}.room-grid,.demo-choices,.field-grid{grid-template-columns:1fr}.result-value{font-size:50px}.result-stats{grid-template-columns:1fr 1fr}.costs{grid-template-columns:1fr}.cost-chart{gap:7px}.selector-card,.demo-panel{padding:20px}.form-actions{flex-wrap:wrap}.form-actions .button{flex:1}.result-next,.article-cta{align-items:flex-start;flex-direction:column}.article-cta .button{width:100%}.footer-links{gap:12px}.footer-inner{gap:18px}}
html[data-theme="dark"] .header-cta{background:#3f8de8;color:#f1f6f8;box-shadow:0 8px 20px rgba(63,141,232,.14)}
html[data-theme="dark"] .result-showcase,html[data-theme="dark"] .preview-card{border:1px solid rgba(120,160,180,.12)}
html[data-theme="dark"] .button-ghost{background:#14212a;border-color:#2b3e49;color:#d3dfe4}

/* v0.2.2 selector gating + personalised result costs */
.button:disabled{cursor:not-allowed;opacity:.42;box-shadow:none;filter:saturate(.55)}
.step-topic{color:var(--muted);font-weight:500}
.result-cost-section{margin-top:28px}
.result-cost-tool{align-items:stretch}
.result-cost-lead{color:var(--muted);font-size:13px;line-height:1.55;margin:10px 0 0;max-width:650px}
.result-cost-meta{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:18px 0}
.result-cost-meta>div{padding:12px 13px;background:var(--soft);border:1px solid var(--line);border-radius:13px}
.result-cost-meta b{display:block;font-size:15px;color:var(--ink)}
.result-cost-meta span{display:block;margin-top:3px;font-size:12px;color:var(--muted)}
.result-cost-control button{transition:background-color .18s ease,border-color .18s ease,color .18s ease,opacity .18s ease}
.result-chart-card{display:flex;flex-direction:column}
.result-cost-chart{flex:1;min-height:230px;padding-top:42px;margin-bottom:18px}
.result-cost-bar{opacity:.68;transition:height .25s ease,opacity .2s ease,transform .2s ease,box-shadow .2s ease}
.result-cost-bar.selected{opacity:1;transform:translateY(-4px);box-shadow:0 10px 24px rgba(23,184,199,.18)}
.result-cost-bar.selected:after{content:"ваш режим";position:absolute;left:50%;top:-42px;transform:translateX(-50%);font-size:12px;font-weight:850;white-space:nowrap;text-transform:uppercase;letter-spacing:.06em;color:var(--blue)}
.result-chart-note{margin:auto 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:12px;line-height:1.5;color:var(--muted)}
@media(max-width:620px){.step-topic{display:none}.result-cost-meta{grid-template-columns:1fr 1fr}.result-cost-chart{min-height:210px;gap:8px}.result-cost-bar em{font-size:12px}.result-cost-bar span{font-size:12px}}

/* ======================================================================
   v0.3.0 — A3 Premium design system / house + thermometer brand
   ====================================================================== */
:root{
  --bg:#f6f9fb;--paper:#ffffff;--ink:#102b3f;--muted:#718694;--line:#d9e5ec;
  --blue:#3c9cf0;--cyan:#55bee9;--navy:#0d2332;--navy2:#13374b;--warm:#ff7f38;
  --soft:#eef5f9;--soft2:#f8fbfd;--soft-blue:#e9f5ff;--soft-cyan:#edf8fd;
  --tick:#9fb6c3;--track:#d6e5ed;--header:rgba(248,251,253,.86);
  --shadow:0 26px 80px rgba(12,35,50,.08);--shell:1220px;
}
html[data-theme="dark"]{
  --bg:#0b1720;--paper:#102430;--ink:#dce8ee;--muted:#94a8b3;--line:#253b47;
  --blue:#4ba2ef;--cyan:#58c7ee;--navy:#07131b;--navy2:#0e2a39;--warm:#ff8847;
  --soft:#142936;--soft2:#122631;--soft-blue:#153248;--soft-cyan:#173844;
  --tick:#536d79;--track:#314b58;--header:rgba(11,23,32,.88);
  --shadow:0 26px 85px rgba(0,0,0,.22);
}
body{
  background:radial-gradient(circle at 86% 0%,rgba(76,170,238,.08),transparent 29%),linear-gradient(180deg,color-mix(in srgb,var(--paper) 28%,var(--bg)) 0%,var(--bg) 100%);
  letter-spacing:-.01em;
}
.site-header{backdrop-filter:blur(20px)}
.wordmark{font-weight:760;letter-spacing:-.035em}.brand-house{color:var(--ink)}
.top-nav{color:color-mix(in srgb,var(--ink) 74%,var(--muted))}
html[data-theme="dark"] .top-nav,html[data-theme="dark"] .top-nav a{color:#c9d6dc}
.header-cta{border-radius:999px;background:var(--ink);font-size:13px;font-weight:760}
html[data-theme="dark"] .header-cta{background:#3f91df;color:#f3f7f9;box-shadow:0 8px 20px rgba(63,145,223,.14)}
.button{border-radius:15px;font-weight:760}.button-primary{background:var(--blue);box-shadow:0 14px 30px rgba(60,156,240,.18)}
html[data-theme="dark"] .button-primary{background:#3f91df;box-shadow:0 12px 26px rgba(63,145,223,.17)}
.button-ghost{background:transparent;border-color:color-mix(in srgb,var(--line) 84%,var(--ink) 16%)}
.premium-eyebrow{display:flex;align-items:center;gap:10px;color:color-mix(in srgb,var(--ink) 66%,var(--muted));text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-weight:760}.premium-eyebrow i{width:28px;height:1px;background:var(--warm);display:block}

/* Premium home */
.premium-hero{min-height:730px;padding:92px 0 72px}.premium-hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:72px;align-items:center}
.premium-hero-copy h1{font-size:clamp(56px,6.4vw,88px);line-height:.96;letter-spacing:-.067em;margin:24px 0 28px;max-width:780px;font-weight:770}
.premium-hero-copy>p{max-width:690px;font-size:20px;line-height:1.62;color:var(--muted);margin:0}
.premium-instrument{position:relative;min-height:500px;padding:38px 40px 34px;border-radius:34px;background:radial-gradient(circle at 76% 8%,rgba(86,197,238,.13),transparent 30%),linear-gradient(145deg,var(--navy),var(--navy2));color:#fff;box-shadow:0 28px 90px rgba(8,27,39,.22);overflow:hidden}
.premium-instrument:after{content:"";position:absolute;right:-130px;bottom:-170px;width:370px;height:370px;border-radius:50%;border:1px solid rgba(255,255,255,.08)}
.instrument-kicker{font-size:12px;text-transform:uppercase;letter-spacing:.13em;color:#9cb5c2}.instrument-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:48px}
.instrument-stat small{display:block;color:#9eb5c1;font-size:12px;margin-bottom:8px}.instrument-stat strong{font-size:40px;letter-spacing:-.055em;font-weight:760}.instrument-stat strong span{font-size:17px;font-weight:650;color:#a9c0cb}
.instrument-rule{margin:40px 0 15px;position:relative;height:26px}.instrument-rule .track{position:absolute;left:0;right:0;top:11px;height:3px;border-radius:999px;background:linear-gradient(90deg,#2b4b5d 0 32%,#57c4eb 32% 72%,#2b4b5d 72%)}
.instrument-rule .ticks{position:absolute;inset:0;display:flex;justify-content:space-between}.instrument-rule .ticks i{width:1px;height:18px;background:rgba(255,255,255,.15)}.instrument-rule .dot{position:absolute;left:57%;top:4px;width:17px;height:17px;border-radius:50%;background:var(--warm);border:4px solid #fff;box-shadow:0 0 0 5px rgba(255,127,56,.12)}
.instrument-result{display:flex;justify-content:space-between;gap:30px;align-items:flex-end;margin-top:22px}.instrument-result .label{color:#a8bec8;font-size:12px}.instrument-result .power{font-size:68px;line-height:.9;font-weight:800;letter-spacing:-.065em}.instrument-result .power span{font-size:21px;color:#b5c9d2}.instrument-result .money{text-align:right}.instrument-result .money b{font-size:24px}.instrument-result .money span{display:block;color:#a8bec8;font-size:12px;margin-top:4px}
.premium-section{padding:92px 0}.compact-premium{padding-top:30px;padding-bottom:60px}.premium-section-head{display:grid;grid-template-columns:1fr .56fr;gap:48px;align-items:end;margin-bottom:46px}.premium-section-head h2,.premium-cost-copy h2,.premium-useful h2{font-size:clamp(42px,4.7vw,64px);letter-spacing:-.055em;line-height:1.02;margin:0;font-weight:735}.premium-section-head p,.premium-cost-copy p,.premium-useful p{font-size:15px;line-height:1.7;color:var(--muted);margin:0}
.premium-problem-layout{display:grid;grid-template-columns:1.35fr 1fr;gap:18px}.premium-problem-main{min-height:370px;padding:34px;border-radius:30px;background:linear-gradient(145deg,color-mix(in srgb,var(--blue) 8%,var(--paper)),var(--paper));border:1px solid color-mix(in srgb,var(--blue) 20%,var(--line));display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow);text-decoration:none}.premium-icon-wrap{width:58px;height:58px;border-radius:18px;background:var(--soft-blue);display:grid;place-items:center;color:var(--blue)}.premium-icon-wrap svg{width:30px;height:30px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.premium-problem-main strong{display:block;font-size:38px;margin:0 0 9px;letter-spacing:-.045em}.premium-problem-main small{display:block;color:var(--muted);font-size:14px;max-width:430px;line-height:1.6}.premium-problem-main em{display:block;margin-top:20px;font-weight:750;font-size:14px;color:var(--ink);font-style:normal}
.premium-problem-side{display:grid;grid-template-columns:1fr 1fr;gap:18px}.premium-problem-small{min-height:176px;padding:24px;border-top:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}.premium-problem-small .mini-icon{color:var(--blue);width:30px;height:30px}.premium-problem-small svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.premium-problem-small strong{display:block;font-size:18px;margin-bottom:4px}.premium-problem-small small{color:var(--muted);font-size:12px}
.premium-principles{display:grid;grid-template-columns:repeat(3,1fr);gap:42px}.premium-principles>div{padding-top:24px;border-top:1px solid var(--line)}.premium-principles>div>span{font-size:12px;letter-spacing:.14em;color:var(--warm);font-weight:800}.premium-principles h3{font-size:22px;margin:18px 0 8px;letter-spacing:-.03em}.premium-principles p{font-size:13px;color:var(--muted);line-height:1.65;margin:0}
.premium-selector-demo{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:stretch}.premium-demo-copy{padding:32px 0}.premium-progress{height:4px;background:var(--line);border-radius:999px;margin:14px 0 42px;position:relative}.premium-progress i{display:block;width:56%;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:999px}.premium-question{font-size:36px;letter-spacing:-.045em;font-weight:740;margin-bottom:26px}.premium-choices .demo-choice{min-height:64px;background:transparent;border-radius:16px;font-weight:700}.premium-choices .demo-choice.active{background:var(--soft-blue);color:var(--blue)}
.premium-calc-preview{border-radius:30px;padding:34px;background:linear-gradient(145deg,var(--navy),var(--navy2));color:#fff;box-shadow:0 28px 90px rgba(8,27,39,.18)}.premium-calc-preview small{color:#9fb7c3}.premium-calc-preview h3{font-size:30px;margin:8px 0 28px;letter-spacing:-.04em}.premium-calc-preview .large{font-size:56px;font-weight:800;letter-spacing:-.06em}.premium-calc-preview .large span{font-size:20px;color:#aec3cd}.premium-calc-preview .calc-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:30px}.premium-calc-preview .calc-list div{padding:13px 0;border-top:1px solid rgba(255,255,255,.10);font-size:12px;color:#c7d6dc}.premium-calc-preview .demo-start{margin-top:24px}
.premium-result-showcase{border-radius:36px;padding:48px 50px 44px;background:radial-gradient(circle at 85% 10%,rgba(83,196,235,.15),transparent 27%),linear-gradient(145deg,#0a1d2a,#12394d);color:#fff;box-shadow:0 28px 90px rgba(8,27,39,.22)}.premium-result-showcase .result-kicker{font-size:12px;text-transform:uppercase;letter-spacing:.13em;color:#9fb7c3}.premium-result-showcase .result-title{font-size:34px;margin:10px 0 0;letter-spacing:-.045em}.premium-result-showcase .result-value{font-size:92px;line-height:.94;font-weight:800;letter-spacing:-.075em;margin:34px 0 6px;color:#fff}.premium-result-showcase .result-value span{font-size:27px;color:#b9cbd3}.premium-result-scale{margin:34px 0 8px;position:relative;height:34px}.premium-result-scale .track{position:absolute;left:0;right:0;top:14px;height:4px;background:linear-gradient(90deg,#294a5b 0 25%,#56c5eb 25% 66%,#294a5b 66%);border-radius:99px}.premium-result-scale .dot{position:absolute;left:54%;top:5px;width:22px;height:22px;border-radius:50%;background:var(--warm);border:5px solid #fff;box-shadow:0 0 0 6px rgba(255,128,57,.11)}.premium-result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:38px}.premium-result-stats>div{padding-top:20px;border-top:1px solid rgba(255,255,255,.10)}.premium-result-stats b{display:block;font-size:28px;letter-spacing:-.04em}.premium-result-stats span{display:block;color:#9fb7c3;font-size:12px;margin-top:4px}.premium-result-note{margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.10);max-width:800px;color:#bfd0d7;font-size:13px;line-height:1.65}.premium-result-note strong{color:#fff}
.premium-cost-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:center}.premium-cost-copy h2{margin:16px 0 14px}.premium-chart-card{min-height:330px;padding:28px 22px 44px;border-radius:28px;background:var(--paper);border:1px solid var(--line)}.premium-chart{height:255px;margin-top:25px}.premium-hot{background:linear-gradient(180deg,#ffad75,var(--warm))!important}
.premium-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.premium-product{background:var(--paper);border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:0 14px 45px rgba(10,35,50,.04)}.premium-product-visual{height:220px;background:linear-gradient(180deg,var(--soft),color-mix(in srgb,var(--soft) 40%,var(--paper)));display:grid;place-items:center;position:relative}.premium-product-visual>span{position:absolute;left:18px;top:18px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:800;padding:7px 9px;border-radius:999px;background:var(--paper);color:var(--blue);border:1px solid var(--line)}.premium-product-visual i{width:128px;height:88px;border-radius:15px;border:2px solid color-mix(in srgb,var(--ink) 72%,transparent);position:relative}.premium-product-visual i:before{content:"";position:absolute;left:12px;right:12px;bottom:15px;height:2px;background:color-mix(in srgb,var(--ink) 30%,transparent);box-shadow:0 -10px 0 color-mix(in srgb,var(--ink) 19%,transparent),0 -20px 0 color-mix(in srgb,var(--ink) 12%,transparent)}.premium-product-visual i:after{content:"";position:absolute;right:12px;top:10px;width:7px;height:7px;background:var(--warm);border-radius:50%}.premium-product-body{padding:23px}.premium-product-body h3{font-size:20px;margin:0 0 5px}.premium-product-body>small{color:var(--muted)}.premium-specs{display:flex;gap:7px;flex-wrap:wrap;margin:17px 0}.premium-specs b{font-size:12px;padding:7px 9px;border-radius:999px;background:var(--soft);color:var(--muted);font-weight:600}.premium-product-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:19px}.premium-product-bottom strong{font-size:20px}.premium-product-bottom a{padding:11px 13px;border-radius:12px;background:var(--ink);color:var(--paper);font-size:12px;font-weight:800;text-decoration:none}.premium-product-note{color:var(--muted);font-size:12px;margin:18px 0 0}
.premium-useful{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}.premium-useful h2{margin:16px 0 14px}.premium-useful-links{display:grid;gap:10px}.premium-useful-links a{padding:16px 0;border-top:1px solid var(--line);font-weight:700;text-decoration:none}

/* About */
.about-page{padding-bottom:80px}.about-hero{padding:92px 0 80px}.about-hero-grid{display:grid;grid-template-columns:1.05fr .65fr;gap:70px;align-items:center}.about-hero h1{font-size:clamp(54px,6vw,82px);line-height:.98;letter-spacing:-.065em;margin:24px 0 25px;max-width:800px}.about-hero p{font-size:20px;line-height:1.65;color:var(--muted);max-width:720px}.about-mark{min-height:330px;border-radius:32px;padding:34px;background:linear-gradient(145deg,var(--navy),var(--navy2));color:#fff;display:flex;flex-direction:column;justify-content:flex-end;box-shadow:0 28px 90px rgba(8,27,39,.20)}.about-mark-icon{width:86px;height:86px;border-radius:24px;background:#fff;display:grid;place-items:center;color:#12324a;margin-bottom:auto}.about-mark-icon svg{width:60px;height:60px}.about-mark strong{font-size:24px;letter-spacing:-.03em}.about-mark span{color:#a9c0cb;margin-top:8px;font-size:13px}.about-section{padding:72px 0}.about-principles{display:grid;grid-template-columns:repeat(3,1fr);gap:42px}.about-principles>div{padding-top:25px;border-top:1px solid var(--line)}.about-principles>div>span{font-size:12px;letter-spacing:.14em;color:var(--warm);font-weight:800}.about-principles h2{font-size:25px;letter-spacing:-.035em;margin:17px 0 9px}.about-principles p,.about-grid-two p{color:var(--muted);font-size:14px;line-height:1.7}.about-process{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.about-process-copy h2{font-size:clamp(42px,4.7vw,62px);letter-spacing:-.055em;line-height:1.02;margin:18px 0 16px}.about-process-copy p{color:var(--muted);line-height:1.7}.about-steps{list-style:none;margin:0;padding:0;counter-reset:item}.about-steps li{display:grid;grid-template-columns:170px 1fr;gap:22px;padding:20px 0;border-top:1px solid var(--line)}.about-steps b{font-size:18px}.about-steps span{color:var(--muted);font-size:14px;line-height:1.6}.about-grid-two{display:grid;grid-template-columns:1fr 1fr;gap:22px}.about-grid-two article{padding:30px;border-top:1px solid var(--line);background:linear-gradient(180deg,color-mix(in srgb,var(--paper) 86%,transparent),transparent)}.about-grid-two h2{font-size:28px;letter-spacing:-.04em;margin:0 0 12px}.about-final{padding-bottom:30px}.about-final-card{padding:42px 44px;border-radius:30px;background:linear-gradient(145deg,var(--navy),var(--navy2));color:#fff;display:flex;justify-content:space-between;align-items:center;gap:36px;box-shadow:0 28px 90px rgba(8,27,39,.18)}.about-final-card h2{font-size:36px;letter-spacing:-.045em;margin:15px 0 8px}.about-final-card p{color:#b3c7d0;margin:0;max-width:700px}.about-final-card .premium-eyebrow{color:#a8c0cb}

/* Bring inner pages into the same premium system */
.selector-page,.result-page,.article-page{padding-top:62px}.selector-intro h1,.article-shell>h1{font-weight:750;letter-spacing:-.055em}.selector-card{border-radius:28px;padding:32px;box-shadow:var(--shadow)}.selector-card,.aside-note,.article-body,.article-cta,.empty-products{background:var(--paper)}.selector-progress{height:4px}.selector-progress span{background:linear-gradient(90deg,var(--blue),var(--cyan))}.form-step h2{font-size:31px;font-weight:730}.field-grid input:not([type=checkbox]),.field-grid select,.check-label{border-radius:15px;background:color-mix(in srgb,var(--soft2) 88%,var(--paper));min-height:52px}.preview-card{border-radius:30px;box-shadow:0 24px 70px rgba(8,27,39,.16)}
.actual-result.result-showcase{border-radius:36px;padding:44px 46px;background:radial-gradient(circle at 85% 10%,rgba(83,196,235,.15),transparent 27%),linear-gradient(145deg,#0a1d2a,#12394d);box-shadow:0 28px 90px rgba(8,27,39,.22)}.actual-result .result-value{font-size:clamp(58px,7vw,88px)}.actual-result .result-meter-dot{background:var(--warm);box-shadow:0 0 0 6px rgba(255,128,57,.11)}.actual-result .result-stats{gap:20px}.actual-result .result-stats>div{border-top:1px solid rgba(255,255,255,.10);background:transparent;padding:18px 0 0}.actual-result .result-explain{border-top:1px solid rgba(255,255,255,.10);background:transparent;padding:24px 0 0;border-radius:0}
.cost-card,.chart-card{border-radius:26px}.product-card{border-radius:24px;box-shadow:0 14px 45px rgba(10,35,50,.04)}.recommendation-tag{background:var(--soft-blue)}.whyfit{border-radius:14px}.result-next{border-radius:28px}.article-body{border-radius:28px;box-shadow:var(--shadow)}
.site-footer{padding-top:46px}.footer-brand{font-weight:760}

@media(max-width:980px){
  .premium-hero{min-height:auto;padding-top:56px}.premium-hero-grid,.premium-section-head,.premium-problem-layout,.premium-selector-demo,.premium-cost-section,.premium-useful,.about-hero-grid,.about-process{grid-template-columns:1fr}.premium-instrument{max-width:760px}.premium-problem-side{grid-template-columns:1fr 1fr}.premium-product-grid,.premium-principles,.about-principles{grid-template-columns:1fr}.premium-principles,.about-principles{gap:28px}.about-mark{max-width:600px}.about-grid-two{grid-template-columns:1fr}
}
@media(max-width:650px){
  .premium-hero{padding:52px 0 44px}.premium-hero-copy h1{font-size:50px}.premium-hero-copy>p{font-size:17px}.premium-instrument{min-height:auto;padding:28px 24px}.instrument-grid{gap:20px}.instrument-stat strong{font-size:33px}.instrument-result{display:block}.instrument-result .money{text-align:left;margin-top:20px}.premium-section{padding:64px 0}.premium-section-head h2,.premium-cost-copy h2,.premium-useful h2{font-size:42px}.premium-problem-side{grid-template-columns:1fr}.premium-problem-main{min-height:320px;padding:26px}.premium-problem-main strong{font-size:32px}.premium-question{font-size:30px}.premium-calc-preview{padding:27px}.premium-result-showcase{padding:34px 24px}.premium-result-showcase .result-value{font-size:62px}.premium-result-stats{grid-template-columns:1fr}.premium-product-grid{grid-template-columns:1fr}.about-hero{padding-top:56px}.about-hero h1{font-size:50px}.about-hero p{font-size:17px}.about-section{padding:56px 0}.about-steps li{grid-template-columns:1fr;gap:5px}.about-final-card{padding:30px 24px;align-items:flex-start;flex-direction:column}.about-final-card .button{width:100%}
}
.premium-catalog-empty{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:38px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.premium-catalog-empty>div{max-width:760px}.premium-catalog-empty span{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--warm);font-weight:800}.premium-catalog-empty h3{font-size:32px;letter-spacing:-.04em;margin:12px 0 9px}.premium-catalog-empty p{color:var(--muted);font-size:14px;line-height:1.65;margin:0}.premium-catalog-empty .button{white-space:nowrap}@media(max-width:760px){.premium-catalog-empty{align-items:flex-start;flex-direction:column}.premium-catalog-empty .button{width:100%}}

/* ===== v0.3.4 stability / accessibility ===== */
.skip-link{position:fixed;left:14px;top:10px;z-index:9999;transform:translateY(-150%);padding:10px 14px;border-radius:10px;background:var(--ink);color:var(--paper);font-weight:800;text-decoration:none;box-shadow:var(--shadow)}
.skip-link:focus{transform:none}
:where(a,button,input,select,textarea,[tabindex]):focus-visible{outline:3px solid color-mix(in srgb,var(--blue) 70%,white);outline-offset:3px}
button:disabled,.button[aria-disabled="true"]{cursor:not-allowed;opacity:.52;box-shadow:none}
.premium-problem-small{color:var(--ink);text-decoration:none}
.premium-problem-small.future{position:relative;cursor:pointer}
.premium-problem-small.future:after{content:"→";position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--blue);font-weight:900;opacity:.75}
.premium-problem-small.future:hover{border-color:color-mix(in srgb,var(--blue) 36%,var(--line));background:var(--soft-blue)}
.premium-scenario-chart{grid-template-columns:repeat(3,1fr);gap:18px}

.future-page{min-height:70vh}.future-hero{padding:86px 0 100px}.future-shell{max-width:920px}.future-status{display:inline-flex;margin:28px 0 14px;padding:7px 11px;border-radius:999px;background:var(--soft-blue);color:var(--blue);font-size:12px;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.future-shell h1{font-size:clamp(48px,7vw,76px);line-height:1;letter-spacing:-.055em;margin:0 0 20px}.future-shell>p{max-width:760px;color:var(--muted);font-size:18px;line-height:1.65}.future-card{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin:34px 0;background:var(--line);border:1px solid var(--line);border-radius:22px;overflow:hidden}.future-card>div{padding:20px;background:var(--paper)}.future-card small{display:block;margin-bottom:5px;color:var(--muted);font-size:12px}.future-card strong{font-size:16px}.future-actions{display:flex;gap:10px;flex-wrap:wrap}.future-note{font-size:13px!important;margin-top:22px!important}
.error-page{min-height:66vh;display:grid;place-items:center;padding:72px 0}.error-shell{max-width:720px;text-align:center}.error-shell>span{display:block;color:var(--warm);font-size:13px;font-weight:900;letter-spacing:.18em}.error-shell h1{font-size:clamp(42px,6vw,64px);letter-spacing:-.05em;line-height:1.03;margin:12px 0}.error-shell p{color:var(--muted);font-size:17px;margin:0 auto 24px;max-width:560px}

@media(max-width:650px){
  .button,.header-cta,.theme-toggle,.demo-choice,.segment-control button{min-height:44px}
  .future-hero{padding:54px 0 70px}.future-shell h1{font-size:48px}.future-shell>p{font-size:16px}.future-card{grid-template-columns:1fr}.future-actions{display:grid}.future-actions .button{width:100%}
  .premium-scenario-chart{gap:8px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto!important}
  *,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ======================================================================
   v0.4.0 — Heater Selector 2.0 / product-first cleanup
   ====================================================================== */
.public-menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:13px;background:var(--paper);padding:10px;align-items:center;justify-content:center;gap:4px;flex-direction:column;color:var(--ink)}
.public-menu-toggle span{display:block;width:18px;height:1.5px;border-radius:2px;background:currentColor}
.v040-problem-grid{display:grid;grid-template-columns:1.35fr repeat(2,.825fr);gap:14px}
.v040-problem-card{min-height:168px;padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--paper);text-decoration:none;display:flex;gap:18px;align-items:flex-start;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background .18s ease}
.v040-problem-card:first-child{grid-row:span 2;min-height:350px;flex-direction:column;justify-content:space-between;background:linear-gradient(145deg,color-mix(in srgb,var(--blue) 8%,var(--paper)),var(--paper));border-color:color-mix(in srgb,var(--blue) 25%,var(--line));box-shadow:var(--shadow)}
.v040-problem-card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--blue) 34%,var(--line));box-shadow:0 18px 48px rgba(10,35,50,.07)}
.v040-problem-card.planned{background:color-mix(in srgb,var(--paper) 90%,var(--soft));box-shadow:none}.v040-problem-card.planned em{color:var(--muted)}
.v040-problem-icon{width:48px;height:48px;border-radius:15px;background:var(--soft-blue);display:grid;place-items:center;color:var(--blue);font-size:23px;font-weight:900;flex:0 0 auto}
.v040-problem-card:first-child .v040-problem-icon{width:62px;height:62px;border-radius:19px;font-size:30px}
.v040-problem-copy{display:block}.v040-problem-copy strong{display:block;color:var(--ink);font-size:22px;letter-spacing:-.035em}.v040-problem-card:first-child .v040-problem-copy strong{font-size:38px}.v040-problem-copy small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.v040-problem-copy em{display:block;color:var(--blue);font-style:normal;font-weight:760;font-size:12px;margin-top:18px}
.v040-method-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}.v040-method-copy h2{font-size:clamp(44px,5vw,66px);line-height:1.02;letter-spacing:-.055em;margin:18px 0 18px}.v040-method-copy>p{max-width:680px;color:var(--muted);font-size:16px;line-height:1.72}.v040-method-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:28px 0}.v040-method-facts>div{padding:16px 0;border-top:1px solid var(--line)}.v040-method-facts b{display:block;font-size:19px;color:var(--ink)}.v040-method-facts span{display:block;margin-top:4px;color:var(--muted);font-size:12px}.v040-demo-preview{min-height:430px;display:flex;flex-direction:column;justify-content:center}.v040-demo-preview h3{font-size:22px;margin:10px 0 24px}.v040-demo-note{color:#a9c0cb;font-size:12px;line-height:1.55;margin:20px 0 0}
.v040-final-cta{display:flex;align-items:center;justify-content:space-between;gap:50px;padding:38px 0;border-top:1px solid var(--line)}.v040-final-cta h2{font-size:38px;letter-spacing:-.045em;margin:15px 0 10px;max-width:760px}.v040-final-cta p{color:var(--muted);max-width:720px;line-height:1.65}.v040-final-actions{display:flex;gap:10px;flex:0 0 auto}
.v040-home-products{padding-top:52px}

.v040-selector-layout{grid-template-columns:minmax(0,1.2fr) minmax(300px,.72fr);gap:26px}.v040-live-aside{top:94px}.v040-live-aside .selector-preview{padding:28px}.v040-preview-power{font-size:46px;line-height:1;font-weight:820;letter-spacing:-.055em;margin:18px 0 24px;color:#fff}.v040-live-aside .preview-list>div{display:flex;justify-content:space-between;gap:16px;align-items:baseline}.v040-live-aside .preview-list span{color:#9fb7c3;font-size:12px}.v040-live-aside .preview-list b{font-size:12px;text-align:right;color:#fff;max-width:170px}.v040-preview-caption{color:#91aab6;font-size:12px;line-height:1.55;margin:20px 0 0}.selector-ready-note{margin-top:18px;padding:14px 16px;border-radius:14px;background:var(--soft-blue);border:1px solid color-mix(in srgb,var(--blue) 18%,var(--line));font-size:12px;line-height:1.5;color:var(--ink)}.selector-submit{min-width:210px}.form-global-errors{margin-bottom:16px;padding:12px 14px;border:1px solid #e4aaaa;background:#fff2f2;color:#8d3434;border-radius:12px;font-size:12px}

.v040-result-tools{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.share-result{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:12px;padding:9px 12px;font-weight:700;font-size:12px;cursor:pointer}.v040-result-hero{margin-top:0}.v040-solution-line{display:flex;justify-content:space-between;gap:20px;align-items:baseline;margin:22px 0 10px;color:#c8dbe4}.v040-solution-line b{color:#fff;font-size:18px}.v040-solution-line span{font-size:12px;color:#9fb8c4}.v040-result-warning{margin:22px 0 0;padding:16px 18px;border-radius:15px;background:rgba(255,136,71,.09);border:1px solid rgba(255,136,71,.26);color:#f4d8c8}.v040-result-warning p{margin:0;font-size:12px;line-height:1.6}.v040-result-warning p+p{margin-top:8px}.actual-result details.result-explain summary{cursor:pointer;font-weight:780;color:#fff;list-style:none}.actual-result details.result-explain summary::-webkit-details-marker{display:none}.actual-result details.result-explain summary:after{content:'＋';float:right;color:#9fb8c4}.actual-result details.result-explain[open] summary:after{content:'−'}
.v040-budget-note{margin:-12px 0 22px;padding:14px 16px;background:var(--soft);border:1px solid var(--line);border-radius:14px;color:var(--muted);font-size:12px;line-height:1.55}.v040-budget-note b{color:var(--ink)}.v040-product-card{display:flex;flex-direction:column}.v040-product-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.v040-product-top>strong{font-size:14px;color:var(--ink)}.recommendation-tag.alt{background:var(--soft);color:var(--muted)}.v040-product-card .whyfit{margin-top:16px}.v040-product-card .whyfit b{display:block;margin-bottom:7px}.v040-product-card .whyfit ul{margin:0;padding-left:18px}.v040-product-card .whyfit li{margin:4px 0;font-size:12px;line-height:1.45}.offer-row span small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.v040-no-offer{margin-top:auto;padding:13px 0;color:var(--muted);font-size:12px;line-height:1.5}.v040-catalog-empty{padding:24px 26px;border:1px solid var(--line);border-radius:20px;background:var(--paper)}.v040-catalog-empty b{font-size:17px;color:var(--ink)}.v040-catalog-empty p{margin:7px 0 0;color:var(--muted);font-size:13px;line-height:1.6}

@media(max-width:980px){.v040-problem-grid{grid-template-columns:1fr 1fr}.v040-problem-card:first-child{grid-column:1/-1;grid-row:auto;min-height:240px}.v040-method-grid{grid-template-columns:1fr}.v040-selector-layout{grid-template-columns:1fr}.v040-live-aside{position:static}.v040-final-cta{align-items:flex-start;flex-direction:column}.v040-final-actions{width:100%}.v040-final-actions .button{flex:1}}
@media(max-width:820px){.public-menu-toggle{display:flex}.top-nav{display:none;position:absolute;left:11px;right:11px;top:66px;z-index:80;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;gap:2px}.public-nav-open .top-nav{display:flex}.top-nav a{padding:12px 13px;border-radius:10px}.top-nav a:hover{background:var(--soft)}.site-header{overflow:visible}.header-inner{position:relative}}
@media(max-width:650px){.v040-problem-grid{grid-template-columns:1fr}.v040-problem-card:first-child{grid-column:auto;min-height:220px}.v040-problem-card{min-height:auto}.v040-problem-card:first-child .v040-problem-copy strong{font-size:31px}.v040-method-facts{grid-template-columns:1fr}.v040-final-actions{display:grid}.v040-result-tools{gap:10px}.share-result{white-space:nowrap}.v040-solution-line{display:block}.v040-solution-line span{display:block;margin-top:6px}.v040-preview-power{font-size:39px}.v040-result-hero .result-stats{grid-template-columns:1fr 1fr}.header-actions{gap:7px}.theme-toggle{transform:scale(.94)}.public-menu-toggle{flex:0 0 42px}}
@media(max-width:430px){.v040-result-tools{align-items:flex-start;flex-direction:column}.share-result{width:100%}.v040-result-hero .result-stats{grid-template-columns:1fr}.v040-final-actions .button{width:100%}}
.v040-problem-icon svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.v040-problem-card:first-child .v040-problem-icon svg{width:31px;height:31px}
@media(max-width:980px){.public-menu-toggle{display:flex}.top-nav{display:none;position:absolute;left:11px;right:11px;top:66px;z-index:80;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;gap:2px}.public-nav-open .top-nav{display:flex}.top-nav a{padding:12px 13px;border-radius:10px}.site-header{overflow:visible}.header-inner{position:relative}}
.v040-total-price{margin:7px 0 0;color:var(--muted);font-size:12px;line-height:1.45}

/* ======================================================================
   v0.4.1 — public dashboard language inspired by the CMS home
   ====================================================================== */
.home-dashboard{padding:34px 0 0}
.home-dashboard .home-dashboard-hero{padding:12px 0 18px}
.home-dashboard-hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:16px;align-items:stretch}
.home-dashboard-intro,.home-dashboard-live,.home-panel,.home-final-panel{background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 36px rgba(16,37,51,.045)}
.home-dashboard-intro{padding:44px 46px;display:flex;flex-direction:column;justify-content:center;min-height:410px}
.home-dashboard-intro h1{font-size:clamp(44px,5vw,64px);line-height:1.01;letter-spacing:-.055em;margin:17px 0 18px;max-width:760px}
.home-dashboard-intro>p{font-size:17px;line-height:1.7;color:var(--muted);max-width:710px;margin:0}
.home-dashboard-micro{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}
.home-dashboard-micro span{padding:7px 10px;border-radius:999px;background:var(--soft);border:1px solid var(--line);color:var(--muted);font-size:12px;font-weight:700}
.home-dashboard-live{padding:24px;background:var(--navy);border-color:rgba(255,255,255,.06);color:#fff;box-shadow:0 16px 44px rgba(10,30,44,.14)}
.home-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}
.home-panel-head h2{font-size:23px;line-height:1.08;letter-spacing:-.035em;margin:4px 0 0;color:inherit}
.home-panel-head p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.55;max-width:620px}
.home-panel-head>a{font-size:12px;font-weight:800;text-decoration:none;color:var(--blue);white-space:nowrap}
.home-panel-kicker{font-size:12px;letter-spacing:.11em;text-transform:uppercase;font-weight:850;color:var(--warm)}
.home-status{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border-radius:999px;background:rgba(74,162,239,.14);border:1px solid rgba(74,162,239,.24);color:#98d1fa;font-size:12px;font-weight:800}
.home-live-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:28px}
.home-live-grid>div{padding:15px;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:rgba(255,255,255,.035)}
.home-live-grid small{display:block;color:#91aab6;font-size:12px;margin-bottom:5px}
.home-live-grid strong{font-size:22px;letter-spacing:-.035em}
.home-live-grid strong span{font-size:12px;color:#91aab6;font-weight:700}
.home-live-result{margin-top:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.09);display:flex;align-items:end;justify-content:space-between;gap:18px}
.home-live-result span{color:#9ab1bd;font-size:12px}.home-live-result b{font-size:26px;letter-spacing:-.04em}
.home-live-note{margin-top:14px;color:#7f9aa8;font-size:12px;line-height:1.5}
.home-dashboard-overview{padding:0 0 18px}
.home-overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.home-overview-grid>div{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px 17px;min-height:106px}
.home-overview-grid span{display:block;color:var(--blue);font-size:12px;font-weight:850;letter-spacing:.06em;margin-bottom:14px}
.home-overview-grid strong{display:block;font-size:15px;letter-spacing:-.02em}.home-overview-grid small{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:5px}
.home-dashboard-section{padding:0 0 18px}
.home-dashboard-main-grid{display:grid;grid-template-columns:minmax(0,1.26fr) minmax(330px,.74fr);gap:16px;align-items:start}
.home-panel{padding:25px}
.home-problem-board{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:9px;margin-top:22px}
.home-problem-item{grid-column:span 2;display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:14px;min-height:176px;padding:19px;border:1px solid var(--line);border-radius:13px;background:var(--soft2);text-decoration:none;transition:background .16s ease,border-color .16s ease,transform .16s ease}
.home-problem-item:nth-child(4):nth-last-child(2),.home-problem-item:nth-child(5):last-child{grid-column:span 3}
.home-problem-item:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--blue) 36%,var(--line));background:var(--paper)}
.home-problem-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--soft-blue);color:var(--blue);flex:0 0 auto}.home-problem-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.home-problem-copy{display:block;min-width:0}.home-problem-copy b{display:block;font-size:19px;line-height:1.15;letter-spacing:-.03em}.home-problem-copy small{display:block;color:var(--muted);font-size:12px;margin-top:5px}
.home-problem-item em{font-style:normal;font-size:12px;color:var(--blue);font-weight:800;white-space:nowrap}
.home-problem-item.planned em{color:var(--muted)}
.home-dashboard-side{display:grid;gap:16px}
.home-how-list,.home-result-list{margin-top:18px;border-top:1px solid var(--line)}
.home-how-list>div,.home-result-list>div{padding:13px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;align-items:baseline}.home-how-list b,.home-result-list b{font-size:12px}.home-how-list span,.home-result-list span{font-size:12px;color:var(--muted);text-align:right;max-width:52%}.home-result-list>div{align-items:flex-start}.home-result-list span{text-align:left;max-width:none;min-width:78px}.home-result-list b{text-align:right;font-weight:700;max-width:68%}
.cmslike-action{margin-top:18px;display:flex;align-items:center;justify-content:space-between;min-height:46px;padding:0 14px;border-radius:11px;background:var(--navy);color:#fff;text-decoration:none;font-size:12px;font-weight:800}.cmslike-action span{color:#77bdf4;font-size:17px}
.home-products-section .home-panel{padding:25px}.home-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}.home-product-grid article{padding:18px;border:1px solid var(--line);border-radius:13px;background:var(--soft2)}.home-product-grid article>span{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--blue);font-weight:850}.home-product-grid h3{font-size:16px;margin:8px 0 5px}.home-product-grid p{margin:0;color:var(--muted);font-size:12px}
.home-final-section{padding-bottom:54px}.home-final-panel{padding:32px 34px;display:flex;align-items:center;justify-content:space-between;gap:38px}.home-final-panel h2{font-size:32px;line-height:1.08;letter-spacing:-.04em;margin:8px 0 9px;max-width:760px}.home-final-panel p{margin:0;color:var(--muted);font-size:13px;line-height:1.6;max-width:800px}.home-final-actions{display:flex;gap:9px;flex:0 0 auto}
html[data-theme="dark"] .home-dashboard-intro,html[data-theme="dark"] .home-panel,html[data-theme="dark"] .home-final-panel,html[data-theme="dark"] .home-overview-grid>div{box-shadow:none}
html[data-theme="dark"] .home-dashboard-live{background:#0b1d28}
@media(max-width:1020px){.home-dashboard-hero-grid,.home-dashboard-main-grid{grid-template-columns:1fr}.home-dashboard-intro{min-height:auto}.home-overview-grid{grid-template-columns:1fr 1fr}.home-problem-board{grid-template-columns:repeat(2,minmax(0,1fr))}.home-problem-item,.home-problem-item:nth-child(4):nth-last-child(2),.home-problem-item:nth-child(5):last-child{grid-column:auto}.home-dashboard-side{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.home-dashboard{padding-top:16px}.home-dashboard-intro{padding:30px 24px}.home-dashboard-intro h1{font-size:44px}.home-dashboard-live,.home-panel{padding:20px}.home-overview-grid{grid-template-columns:1fr 1fr}.home-dashboard-side{grid-template-columns:1fr}.home-problem-board{grid-template-columns:1fr}.home-problem-item,.home-problem-item:nth-child(4):nth-last-child(2),.home-problem-item:nth-child(5):last-child{grid-column:auto;min-height:145px}.home-product-grid{grid-template-columns:1fr}.home-final-panel{align-items:flex-start;flex-direction:column;padding:26px 24px}.home-final-actions{width:100%}.home-final-actions .button{flex:1}}
@media(max-width:480px){.home-dashboard-intro h1{font-size:38px}.home-dashboard-intro>p{font-size:15px}.home-live-grid{grid-template-columns:1fr 1fr}.home-live-grid strong{font-size:19px}.home-overview-grid{grid-template-columns:1fr}.home-problem-copy b{font-size:18px}.home-final-actions{display:grid}.home-final-actions .button{width:100%}.home-live-result{align-items:flex-start;flex-direction:column}.home-live-result b{font-size:24px}}

/* v0.5.2 — humidifier boost vs maintenance */
.v052-maintenance-band{display:grid;grid-template-columns:auto auto 1fr;align-items:baseline;gap:10px 14px;margin:18px 0 2px;padding:14px 16px;border-radius:14px;background:rgba(84,190,233,.08);border:1px solid rgba(84,190,233,.18)}
.v052-maintenance-band span{font-size:12px;color:#a9c0cb}.v052-maintenance-band b{font-size:18px;color:#fff}.v052-maintenance-band small{font-size:12px;color:#8faab6}
.v052-type-gap{margin:-12px 0 22px;padding:16px 18px;background:var(--soft);border:1px solid var(--line);border-radius:16px}.v052-type-gap b{color:var(--ink);font-size:14px}.v052-type-gap p{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.55}
.v052-type-note{margin:14px 0 0;padding:12px 14px;border-radius:13px;background:var(--soft);border:1px solid var(--line)}.v052-type-note b{display:block;font-size:12px;color:var(--ink);margin-bottom:4px}.v052-type-note p{margin:0;font-size:12px;line-height:1.5;color:var(--muted)}
@media(max-width:650px){.v052-maintenance-band{grid-template-columns:1fr}.v052-maintenance-band small{margin-top:-4px}}

/* v0.9.0 — launch/readiness content */
.legal-sections{display:grid;gap:14px}.legal-section{padding:24px 26px}.legal-section h2{margin:0 0 8px;font-size:23px;letter-spacing:-.03em}.legal-section p{margin:0;color:var(--muted)}.legal-updated{margin:18px 4px 0;color:var(--muted);font-size:12px}.article-body p:first-child{margin-top:0}.article-body p:last-child{margin-bottom:0}

.home-guide-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:9px;margin-top:20px}.home-guide-grid a{min-height:150px;padding:17px;border:1px solid var(--line);border-radius:13px;background:var(--soft2);text-decoration:none;display:flex;flex-direction:column;transition:.16s ease}.home-guide-grid a:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--blue) 36%,var(--line));background:var(--paper)}.home-guide-grid span{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--blue);font-weight:850}.home-guide-grid b{font-size:14px;line-height:1.35;margin:11px 0 16px}.home-guide-grid small{margin-top:auto;color:var(--muted);font-size:12px;font-weight:750}@media(max-width:1020px){.home-guide-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.home-guide-grid{grid-template-columns:1fr}}

/* v0.9.2 Passive Offers */
.offer-disclaimer{margin:7px 0 0;color:var(--muted);font-size:12px;line-height:1.45}.offers .offer-row strong{white-space:nowrap}


/* v0.9.4 Calculator QA & single-result polish */
.product-grid--single{grid-template-columns:minmax(0,940px);justify-content:center}
.product-grid--single .v040-product-card{width:100%}
.air-conditioner-product-grid.product-grid--single .v040-product-card{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(280px,.82fr);column-gap:28px;align-items:start}
.air-conditioner-product-grid.product-grid--single .v040-product-top{grid-column:1/-1}
.air-conditioner-product-grid.product-grid--single .product-type,
.air-conditioner-product-grid.product-grid--single h3,
.air-conditioner-product-grid.product-grid--single .product-specs,
.air-conditioner-product-grid.product-grid--single .whyfit{grid-column:1}
.air-conditioner-product-grid.product-grid--single .v052-type-note,
.air-conditioner-product-grid.product-grid--single .offers,
.air-conditioner-product-grid.product-grid--single .offer-disclaimer,
.air-conditioner-product-grid.product-grid--single .v040-no-offer{grid-column:2}
.air-conditioner-product-grid.product-grid--single h3{font-size:24px;margin-top:12px}
.air-conditioner-product-grid.product-grid--single .product-specs{font-size:14px!important}
@media(max-width:980px){.air-conditioner-product-grid.product-grid--single .v040-product-card{display:flex}.air-conditioner-product-grid.product-grid--single h3{font-size:20px}}

/* v0.9.5 Launch-readiness visual/text polish */
.actual-result .result-value{display:flex;align-items:baseline;flex-wrap:wrap;column-gap:.16em;row-gap:4px;line-height:.98}
.actual-result .result-value span{font-size:clamp(20px,2.2vw,26px);font-weight:760;letter-spacing:0;line-height:1;white-space:nowrap;color:#b7cbd4}
@media(max-width:620px){.actual-result .result-value{column-gap:.12em}.actual-result .result-value span{font-size:20px}}

/* v0.9.6 Responsive result polish */
.product-grid--double{grid-template-columns:repeat(2,minmax(0,1fr));max-width:980px;margin-inline:auto}
@media(max-width:980px){.product-grid--double{grid-template-columns:1fr;max-width:none}}
@media(max-width:620px){
  .actual-result.result-showcase{padding:30px 22px}
  .actual-result .result-title{font-size:30px;line-height:1.12;hyphens:auto;-webkit-hyphens:auto;overflow-wrap:anywhere}
  .actual-result .result-value{font-size:56px}
  .actual-result .result-stats{gap:12px}
}

/* v0.10.0 — safety notes for directed infrared heating */
.v0100-local-note,.infrared-install-note {border:1px solid var(--line, #d7e4e5);border-radius:14px;padding:13px 16px;background:var(--surface, #f4f8f8);line-height:1.55;color:inherit}
.v0100-local-note {margin:0 0 22px}
.infrared-install-note {font-size:.89rem;margin:12px 0}

/* v0.10.1: explain preferred heater type versus power-compatible alternatives */
.heater-preference-note {margin: 0 0 1.25rem; padding: .9rem 1.1rem; border: 1px solid var(--line, #dce5e6); border-radius: 14px; line-height: 1.55; font-size: .95rem;}
.heater-alternative-type-note {margin: .25rem 0 .5rem; font-size: .82rem; line-height: 1.5; opacity: .75;}

/* v0.11.1 — service-first search tools and useful selector explanations */
.seo-tool-page{padding:40px 0 90px}.seo-tool-shell{max-width:1120px}.seo-breadcrumb{font-size:12px;color:var(--muted);display:flex;gap:9px;align-items:center;margin-bottom:28px;flex-wrap:wrap}.seo-breadcrumb a{text-underline-offset:3px}.seo-tool-page h1{font-size:clamp(36px,5vw,61px);line-height:1.07;letter-spacing:-.05em;margin:20px 0}.seo-tool-lead{font-size:18px;line-height:1.6;color:var(--muted);max-width:820px;margin:0 0 30px}
.seo-tools-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:23px}.seo-tools-grid a{display:flex;flex-direction:column;gap:9px;min-height:163px;padding:20px;border:1px solid var(--line);border-radius:18px;background:var(--soft2);text-decoration:none;transition:border-color .2s,transform .2s}.seo-tools-grid a:hover{transform:translateY(-2px);border-color:var(--blue)}.seo-tools-grid b{font-size:17px;line-height:1.3}.seo-tools-grid span{font-size:13px;line-height:1.5;color:var(--muted)}.seo-tools-grid small{font-size:12px;margin-top:auto;color:var(--blue);font-weight:800}
.seo-tools-grid--index{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.seo-tools-grid--index a{min-height:180px;padding:26px}.seo-tools-grid--index b{font-size:22px}
.seo-tool-layout{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);align-items:stretch;gap:17px}.seo-tool-form,.seo-tool-answer,.seo-tool-note,.seo-tool-more,.seo-tool-faq{padding:27px;border:1px solid var(--line);background:var(--paper);border-radius:22px}.seo-tool-form h2{margin:0 0 18px;font-size:22px;letter-spacing:-.025em}.seo-tool-field{display:block;margin-bottom:14px;font-weight:700;font-size:13px}.seo-tool-field input,.seo-tool-field select{display:block;width:100%;margin-top:6px;min-width:0;padding:13px 14px;border:1px solid var(--line);border-radius:11px;background:var(--soft2);color:var(--ink);font:inherit;font-weight:500;min-height:48px}.seo-tool-field input:focus,.seo-tool-field select:focus{outline:2px solid var(--blue);outline-offset:1px}.seo-tool-error{display:block;margin-top:5px;color:#bf493f;font-size:12px}.seo-tool-form .button{width:100%;margin-top:5px}.seo-tool-answer{background:linear-gradient(147deg,var(--soft-blue),var(--paper) 70%);display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:12px}.seo-tool-value{font-size:clamp(32px,4vw,48px);line-height:1.1;letter-spacing:-.045em;overflow-wrap:anywhere}.seo-tool-answer>b{font-size:18px}.seo-tool-answer p{color:var(--muted);margin:4px 0}.seo-tool-formula{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:15px;margin-top:15px;width:100%}.seo-tool-note{margin-top:16px;background:var(--soft2)}.seo-tool-note p,.seo-tool-more p{color:var(--muted);line-height:1.65;margin:8px 0 0}.seo-tool-more{margin-top:18px}.seo-tool-more h2,.seo-tool-faq h2{font-size:25px;margin:0 0 8px;letter-spacing:-.035em}.seo-tool-more .button{margin-top:18px}.seo-text-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:17px}.seo-text-links a{display:inline-flex;padding:11px 14px;border:1px solid var(--line);background:var(--soft2);border-radius:12px;color:var(--ink);text-decoration:none;font-weight:750;font-size:13px}.seo-text-links a:hover{border-color:var(--blue)}.seo-tool-faq{margin-top:17px}.seo-tool-faq>div{border-top:1px solid var(--line);padding:18px 0 0;margin-top:16px}.seo-tool-faq h3{margin:0 0 6px;font-size:17px}.seo-tool-faq p{margin:0;color:var(--muted);line-height:1.65}
.seo-support-section{margin:30px 0 70px}.seo-support-inner{border:1px solid var(--line);background:var(--paper);border-radius:24px;padding:30px;display:grid;grid-template-columns:1.35fr .85fr;gap:36px}.seo-support-inner h2{font-size:clamp(22px,3vw,32px);letter-spacing:-.04em;line-height:1.2;margin:12px 0 14px}.seo-support-inner h3{font-size:20px;margin:0 0 12px}.seo-support-inner p{font-size:14px;line-height:1.75;color:var(--muted);margin:0 0 12px}.seo-support-inner p:last-child{margin-bottom:0}.seo-support-inner a{color:var(--blue);text-underline-offset:3px}.seo-support-inner b{color:var(--ink)}
@media(max-width:1050px){.seo-tools-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:720px){.seo-tool-layout,.seo-support-inner{grid-template-columns:1fr}.seo-tool-shell{max-width:100%}.seo-tool-form,.seo-tool-answer,.seo-tool-note,.seo-tool-more,.seo-tool-faq{padding:21px}.seo-tool-answer{min-height:200px}.seo-support-inner{padding:22px;gap:14px}.seo-tool-page{padding:24px 0 58px}.seo-tools-grid--index{grid-template-columns:1fr}.seo-tool-page h1{font-size:clamp(34px,8vw,48px)}}@media(max-width:500px){.seo-tools-grid{grid-template-columns:1fr}.seo-tools-grid a{min-height:124px}}
/* Clear separation of numeric value and its unit in heater results */
.actual-result .result-value>span{margin-left:6px}

/* Explicit opt-in analytics choice. Stays legible on light and dark themes. */
.footer-consent-button {border:0;background:transparent;color:inherit;font:inherit;text-decoration:underline;text-underline-offset:3px;cursor:pointer;padding:0;}
.analytics-consent-panel[hidden]{display:none!important}
.analytics-consent-panel{position:fixed;z-index:1000;inset:auto 14px 14px 14px;max-width:900px;margin:auto;display:flex;gap:20px;align-items:center;justify-content:space-between;padding:18px 22px;border-radius:18px;background:#f9fbff;color:#162b3e;border:1px solid #d4e0eb;box-shadow:0 14px 50px rgba(5,24,42,.22);font-size:14px;line-height:1.5;}
.analytics-consent-text{flex:1;min-width:0}
.analytics-consent-text strong{font-size:16px}
.analytics-consent-text p{margin:5px 0 0;color:#32485c}
.analytics-consent-text a{color:#125a92;text-decoration:underline}
.analytics-consent-actions{display:flex;gap:8px;align-items:center;flex-shrink:0}
.analytics-consent-actions button{border:1px solid #b4c8d8;cursor:pointer;min-height:44px;padding:10px 15px;border-radius:12px;font-weight:700;font-size:14px}
.analytics-consent-actions .consent-reject{background:#fff;color:#203c50}
.analytics-consent-actions .consent-accept{background:#147fc0;border-color:#147fc0;color:#fff}
.analytics-consent-actions button:focus-visible,.footer-consent-button:focus-visible{outline:3px solid #ffbd40;outline-offset:3px}
@media(max-width:700px){.analytics-consent-panel{display:block;padding:16px;inset:auto 8px 8px 8px;max-height:80vh;overflow:auto}.analytics-consent-actions{margin-top:13px;flex-wrap:wrap}.analytics-consent-actions button{flex:1;min-width:150px}}

/* v0.11.4: in-context links connecting the five calculator pages. */
.seo-support-inner .seo-related{grid-column:1/-1;border-top:1px solid var(--line);padding-top:22px}.seo-support-inner .seo-related h3{margin-bottom:8px}.seo-support-inner .seo-related .seo-text-links{margin-top:12px}.seo-support-inner .seo-related .seo-text-links a{color:var(--ink);text-decoration:none}.seo-support-inner .seo-related .seo-text-links a:hover{color:var(--blue)}

/* v0.11.5: conspicuous designation of TION partner offers (only when published). */
.affiliate-marking { display:block; font-size: .75rem; margin: .2rem 0 .5rem; color: var(--muted, #718096); overflow-wrap: anywhere; }


/* v0.11.10: practical room-size guidance on the humidifier calculator only. */
.seo-support-inner .seo-room-cases{grid-column:1/-1;border-top:1px solid var(--line);padding-top:22px}
.seo-support-inner .seo-room-cases h3{margin:0 0 10px;font-size:clamp(20px,2.3vw,25px);letter-spacing:-.025em}
.seo-support-inner .seo-room-cases>p{max-width:900px}
.seo-room-cases-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:18px 0}
.seo-room-cases-grid article{min-width:0;border-radius:15px;border:1px solid var(--line);padding:18px;background:var(--soft2)}
.seo-room-cases-grid h4{font-size:16px;line-height:1.35;margin:0 0 10px;letter-spacing:-.01em}
.seo-room-cases-grid article p{margin:0}
.seo-support-inner .seo-room-cases .seo-room-cases-note{font-size:13px;margin:0 0 17px}
.seo-support-inner .seo-room-cases a.seo-room-cases-action{display:inline-flex;align-items:center;min-height:44px;padding:10px 16px;color:var(--ink);border:1px solid var(--line);border-radius:12px;background:var(--paper);font-size:14px;font-weight:750;text-decoration:none}
.seo-support-inner .seo-room-cases a.seo-room-cases-action:hover,.seo-support-inner .seo-room-cases a.seo-room-cases-action:focus-visible{border-color:var(--blue);color:var(--blue)}
@media(max-width:900px){.seo-room-cases-grid{grid-template-columns:1fr}}

/* v0.11.11 — seasonal calculator-first commercial UX, no changes to formulae */
.home-dashboard-intro .home-seasonal-note{font-size:14px;line-height:1.65;color:var(--muted);margin:10px 0 0;max-width:600px}
.home-humidity-highlight{margin-top:20px;padding:19px 20px;border-radius:17px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);display:flex;flex-direction:column;gap:3px}
.home-humidity-highlight>span{font-size:12px;color:#adcad9}
.home-humidity-highlight strong{font-size:clamp(36px,4vw,49px);line-height:1.15;letter-spacing:-.055em;color:#fff;font-variant-numeric:tabular-nums}
.home-humidity-highlight small{font-size:15px;letter-spacing:0;color:#b4ccd9}
.home-live-grid .home-type-label{font-size:15px;line-height:1.35;letter-spacing:-.01em}
.home-live-cta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:16px;padding-top:13px;border-top:1px solid rgba(255,255,255,.16);color:#bfe4ff;font-size:14px;font-weight:800;text-decoration:none}
.home-live-cta:hover{text-decoration:underline}
.humidifier-quick-area{background:var(--soft);border:1px solid var(--line);border-radius:18px;padding:17px 18px;margin:18px 0 19px}
.humidifier-quick-header{display:flex;gap:10px;align-items:baseline;justify-content:space-between;flex-wrap:wrap}
.humidifier-quick-header strong{font-size:14px}.humidifier-quick-header span{font-size:12px;color:var(--muted)}
.humidifier-quick-buttons{display:flex;gap:9px;margin:13px 0}
.humidifier-quick-buttons button{flex:1;min-height:46px;border:1px solid var(--line);border-radius:12px;background:var(--paper);color:var(--ink);font-size:14px;font-weight:800;cursor:pointer}
.humidifier-quick-buttons button:hover,.humidifier-quick-buttons button:focus-visible{border-color:var(--blue)}
.humidifier-quick-buttons button.active{background:var(--soft-blue);border-color:var(--blue);color:var(--blue)}
.humidifier-quick-area>p{font-size:12px;line-height:1.5;color:var(--muted);margin:0}
.result-models-jump{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 20px;margin:20px 0 4px;border-radius:16px;border:1px solid rgba(167,209,233,.27);background:rgba(255,255,255,.065)}
.result-models-jump>div{max-width:640px}.result-models-jump b{display:block;font-size:15px;color:#fff}.result-models-jump span{display:block;font-size:12px;color:#b8cbd4;line-height:1.6;margin-top:3px}
.result-models-jump .button{white-space:nowrap;min-height:44px;padding:11px 16px}
#suitable-models{scroll-margin-top:95px}
@media(max-width:760px){.home-dashboard-intro .home-seasonal-note{font-size:13px}.result-models-jump{flex-direction:column;align-items:stretch}.result-models-jump .button{width:100%}.home-humidity-highlight strong{font-size:36px}}
@media(max-width:480px){.humidifier-quick-area{padding:14px 12px}.humidifier-quick-buttons{gap:6px}.humidifier-quick-buttons button{font-size:13px}.home-humidity-highlight{padding:15px}.home-humidity-highlight strong{font-size:32px}}